Brass Swing Check Valveamapangidwa ndi mkuwa wonyengedwa, womwe umatchedwanso kuti valavu yosabwerera, yomwe imapangidwira kuti iwononge kubwereranso kwa kayendedwe ka madzimadzi, madzimadzi amatsogoleredwa ndi chimbale chosunthika ndipo chimayenda mbali imodzi, chomwe chimagwiritsidwa ntchito popanga mipope, kupopera, ndi mapaipi.